CVE-2018-2451 Explained : Impact and Mitigation
Learn about CVE-2018-2451 affecting SAP HANA Extended Application Services version 1. Discover the impact, technical details, and mitigation steps for this vulnerability.
SAP HANA Extended Application Services (XS) version 1 is affected by a vulnerability that could lead to extended validity of user sessions, potentially allowing unauthorized access to controller resources.
Understanding CVE-2018-2451
This CVE involves a security issue in the SAP HANA Extended Application Services (XS) version 1, advanced server.
What is CVE-2018-2451?
CVE-2018-2451 refers to the unintentional extended validity of XS Command-Line Interface (CLI) user sessions in SAP HANA Extended Application Services (XS) version 1. This vulnerability could enable unauthorized access to controller resources even after authorization revocation by an administrator.
The Impact of CVE-2018-2451
The vulnerability could allow platform users to access controller resources through an active CLI session, even after corresponding authorizations have been revoked. Additionally, attackers could misuse session tokens if they gain access to a platform user's session.
Technical Details of CVE-2018-2451
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows for unintentionally prolonged validity of XS Command-Line Interface (CLI) user sessions, potentially leading to unauthorized access to controller resources.
Affected Systems and Versions
- Product: SAP HANA Extended Application Services
- Vendor: SAP
- Version: 1.0
Exploitation Mechanism
The vulnerability could be exploited by platform users to access controller resources through active CLI sessions, even after authorization revocation. Attackers could misuse session tokens obtained from platform user sessions.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.
Immediate Steps to Take
- Monitor and restrict access to CLI sessions.
- Regularly review and revoke unnecessary authorizations.
- Implement session management controls to limit session validity.
Long-Term Security Practices
- Conduct regular security assessments and audits.
- Train users on secure session management practices.
- Stay informed about security updates and patches.
Patching and Updates
- Apply relevant security patches provided by SAP.
- Keep systems up to date with the latest software versions.